Linux provides a number of ways to control who has access to your files and what kind of access they have. Keeping your files private from anyone but those with superuser (root) access is easy on ...

Hidden files are a standard feature in Linux. Some applications save configuration files and other data in hidden files or folders that aren't visible by default. Fortunately, Linux makes working with ...

You probably have documents on your desktop operating system that contain sensitive information. So what do you do to protect that data? You could hide the document in an obscure folder -- but that's ...

Get to know the Linux hosts file and how to use it Your email has been sent If you're new to Linux, there's a very handy file you'll want to learn about right away. Jack Wallen introduces you to the ...

Requiring password changes is a common security practice, and Linux systems admins can use the chage command to view and change password expiration information ...